/*

* Copyright (c) 2002-2004 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  An example implementation for ISC Driver Reference

*

*/

#ifndef DISCSENDQUEUE_H

#define DISCSENDQUEUE_H

//  INCLUDES

#include <kernel.h>

#include "IscQueue.h" // Base class

// CONSTANTS

// MACROS

// FUNCTION PROTOTYPES

// FORWARD DECLARATIONS

// CLASS DECLARATION

class DIscChannel;

class TIscSendFrameInfo;

// DATA TYPES

/**

*  Generic FIFO-type class for send messages

*

*  @lib IscDriver.LIB

*  @since 2.8

*/

class DIscSendQueue : public DIscQueue

    {

    public:  // Constructors and destructor

        /**

        * C++ default constructor.

        */

        IMPORT_C DIscSendQueue( TUint32** aQueue, 

                                TIscSendFrameInfo** aParameterQueue,

                                TUint16 aSize );

        /**

        * Destructor.

        */

        IMPORT_C ~DIscSendQueue();

        /**

        * Function to add element to queue

		* @since 2.8

        * @param anEntry pointer to frame

        * @param aId channel number

        * @param aChannelPtr DIscChannel pointer

        * @param aFrameInfo Additional information to pass information to data transmission driver

        * @return TInt KErrNone / KErrNoMemory

        */

        IMPORT_C TInt Add( TAny* anEntry, TUint16 aId, DIscChannel* aChannelPtr, TAny* aFrameInfo );

        /**

        * Function to get information about first frame in queue

		* @since 2.8

        * @return TIscSendFrameInfo* (channel id, channel pointer and frameinfo)

        */

        IMPORT_C TIscSendFrameInfo* GetFirstFrameInfo();

    private:

        TIscSendFrameInfo**   iParameterQueue;

    };

class TIscSendFrameInfo

    {

    public:

    DIscChannel* iChannelPtr;

    TAny*        iFrameInfo;

    TUint16      iChannelId;

    };

#endif      // DISCSENDQUEUE_H

// End of File